Air quality in South Dakota
Air quality index (AQI⁺) and PM2.5 air pollution in South Dakota • 09:59, May 21
Live most polluted city ranking
Real-time South Dakota most polluted city ranking
Learn more about global air quality
Which is the most polluted city in South Dakota?
- Clay County
- Jackson County
- Watertown62
- Aberdeen58
- Brookings58
- Fort Thompson57
- Harding County56
- Sioux Falls52
- Custer42
- Clear Lake, Marshall County34
- Sisseton34
- Britton33
- Webster32
- Groton30
- Alexandria29
- Baltic29
- Brandon29
- Canton29
- Clark29
- Crooks29
- De Smet29
- Dell Rapids29
- Faulkton29
- Flandreau29
- Freeman29
- Garretson29
- Harrisburg29
- Hartford29
- Hayti29
- Howard29
- Huron29
- Ipswich29
- Lennox29
- Leola29
- Madison29
- Milbank29
- Mitchell29
- Olivet29
- Parker29
- Parkston29
- Plankinton29
- Redfield29
- Salem29
- Tea29
- Volga29
- Wessington Springs29
- Woonsocket29
- Armour28
- Beresford28
- Blackhawk28
- Dakota Dunes28
- Elk Point28
- Lake Andes28
- North Sioux City28
- Pierre28
- Platte28
- Rapid City28
- Tyndall28
- Wagner28
- Yankton28
- Miller27
- Springfield27
- Custer County25
- Eagle Butte23
- Highmore22
- Burke21
- Chamberlain21
- Gregory21
- Lower Brule21
- Winner21
- Gettysburg19
- Kennebec19
- Mound City19
- Selby19
- Martin18
- Mobridge18
- Pine Ridge18
- Porcupine18
- Box Elder17
- Colonial Pine Hills17
- Onida17
- Rapid Valley17
- Summerset17
- Oglala16
- Fort Pierre13
- Spearfish13
- Belle Fourche12
- Buffalo12
- Deadwood12
- Lead12
- McIntosh12
- Mission12
- Mountain Plains12
- Murdo12
- North Eagle Butte12
- North Spearfish12
- Rosebud12
- Sturgis12
- Timber Lake12
- White River12
- Dupree11
- Kadoka11
- Lemmon11
- Philip11
- Bison7
